The Aurorae- what causes the beautiful light displays. What impact does it have on Earth?
Date Submitted: 04/30/2004 22:11:32
The Aurorae
The "Northern Lights" of the aurora borealis are among nature's most beautiful
sights. This light is created by high energy particles that stream from the Sun
and collide with the Earth's atmosphere. The aurorae is not an occasional
occurence in nature, they are a permanent feature of the Earth's upper
atmosphere. Auroral displays vary in intensity, and sometimes they fade away to
almost nothing. But they are always there.
There are aurorae in
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auroral display, but can effect electrical and
communications equipment too, causing power cuts and power surges. As the
auroral displays increase in intensity, our increasingly technologically
dependent society pays a heavy price.
We are continually learning about the links between the auroare and solar
activity. The aurorae is no longer a mystery of supernatural existence, but
many mysterious aspects of the aurorae remain. As science and technology
improves hopefully we will better understand the auroraes.
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